Internet Infrastructure Review (IIR) Vol.49
December 2020

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• Executive Summary[1.04MB]
• Periodic Observation Report "Internet Trends as Seen from IIJ Infrastructure-2020"[1.64MB]

  Internet services provider IIJ operates some of the largest network and server infrastructure in Japan. Here, we report on Internet trends over the past year based on information obtained through the operation of this infrastructure. We analyze changes in trends from the perspective of BGP routes, DNS query analysis, IPv6, and mobile. We also discuss conditions observed before the deployment of BGP ROV on the IIJ backbone.

• Focused Research (1) "Trends in Post-Quantum Cryptography- 2020"[287KB]

  This report provides an update as of November 2020 on the section titled "1.4.3 Trends in Post-Quantum Cryptography" in our focused research report in IIR Vol.31. In the five years since the last report, post-quantum cryptography (PQC) has become so widely known that PQC textbooks have been published.

• Focused Research (2) "Query Service-The Challenge of Developing a Flexible Managed Database Service"[1.55MB]

  IIJ began a Tech Challenge scheme in fiscal 2019 to provide opportunities for engineers to breathe life into new ideas for services and technologies they ponder on a daily basis. My project was selected for the inaugural Tech Challenge, and over the course of a year through September 2020, I worked on my own to design the service specifications and develop a prototype of the service.